first lady michele obama will campaign for her husband. she'll make appearances in richmond and at the university of mary washington in fredricksburg. also today, mitt romney will hold a rally at van dyke park in fairfax. this is video of the republican presidential nominee arriving at dulles airport yesterday afternoon. the rally is slated to start around 11:30 and you may want to avoid some potential traffic in the area. go to our website at wusa9.com to look for ways to get around. >>> it is 4:33 now. police in baltimore are searching for a gunman after a shooting at morgan state university. a man was shot in the chest around 5:00 last night near the field house on campus. he was not a student. detectives believe the shooting was a result of a botched robbery. the man is in stable condition right now. investigators believe the shooter and the victim knew each other. >>> police in prince george's county still haven't found a person who shot and killed an honor student on his way to school this week. marckel ross was gunned down tuesday a